— 18 - 



siginoidea, lineari-subulata, basi non dilatata, canaliculata, enervia, c. 0.v55 

 cm. longa, 0.07 cm. lata. Petala adscendentia, subulata, basi leviter dilatata, 

 canaliculata, enervia. c. 0.35 cm. longa. Labellum erectum, marginibus in- 

 curvis dorso anguste tegentibus tubuliim lateraliter compressum antice 

 valde ventricosum gynostemium includens formans, parte ventricosa iitrin- 

 que impressione longitudinali a margine lato separata, apice valde recurvum 

 undulatum et margine latiusculo papilloso-puberulum. medio ecallosum, 

 basi utrinque calcari brevissimo late conico lateraliter compresse obtuso 

 c. 0.1 cm. longo donatum, superne 15nervium, nervis inferne partum con- 

 fluentibus, inexplanatum fere 0.9 cm. longum, explanatum late obovato- 

 quadrangulum, apice leviter et late rotundatum, c. 0.975 cm. longum, 0.87 

 cm. latum. Gynostemium brève, cum ovario angulum obtusum faciens, dorso 

 convexum, c. 0.175 cm. longum. basi callo transverse quadrangulo gynos- 

 temio et stigmati adpresso basi labelli adnato donatum. Anthera condupli- 

 cata, apice late rotundato-bilobo, tennis. Stigma valde prominens, cuculla- 

 tum, Ovarium sessile, 6sulcatum, bene 0.2 cm. longum. 



Sumatra: Benkoelen. (E. Jacobson 1916, liv. plant, cuit, in Hort. 

 Dr. W. M. DocTERS van Leeuwen, Bandoeng, December 1916). 



Very near C. fornicaia Lndl., but according to Blume 's figure with 

 ail parts of the flower broader and the lip much more ventricose. 



„Flower greenishyellow with red stripes, petals white, lip purple with 

 darker stripes." (W. A^. Docters van Leeuwen). 



Description from a spécimen preserved in alcohol. 



Corysanthes banc an a J. J. S. n. sp. 



Tuber ovalis vel globosus, longe pilosus, ad c, 0.8 cm. longus, 0.4 

 cm. diam. Caulis hypogaeus longe fasciculato-pilosus, pilis muricibus 

 numerosis insertis, 1 — 2squamatus, ad c. 2.5 cm. longus, stolones pilosos 

 apice tuberiferos emittens. Caulis epigaeus antice folii marginibus decur- 

 rentibus bicostatus, glaber, pallide virescens, c. 0.5 — 1.7 cm. longus, vagina 

 adpressa triangula longe mucronata c. 0.4—0.9 cm. longa ad basin. Folium 

 sessile, horizontale, ^Ja amplexicaule, cordato-ovatum, acute acuminatum, 

 longe mucronatum, lobis basilaribus brevibus rotundatis, crispatum, costa 

 média supra leviter canaliculata dorso carinata, 5plinervium, laxe venosum, 

 opacum, subglaucescenti-viride, tenuiter albido-venosum et marginatum, c. 

 0.7—2.2 cm. longum, 0.65 — 1.7 cm. latum. Bractea erecta, ovarium longe 

 superans, subulata, longe fili.formi-acuminata, concava, pallide viridis, c. 

 0.9 cm. longa. Flos mediocris, c. 8 dies viriditatem conservans. Sepalum 

 dorsale erectum, cum ovario angulum obtusum faciens, incurvum, concavum, 

 spathulato-oblongum, ex ungue cuneato-oblongo c. 1 cm. longo basi 0.2 

 cm. apice 0.6 cm. lato in laminam subquinquangularem late rotundatam 

 breviter apiculatam c. 0.75 cm. longam 0.9 cm. latam sensim dilatatum, 

 basi 9nervium, nervis exterioribus ramosis omnibus dorso vix prominulis, 

 semipellucide album, intus superne macula magna atropurpurea ornatum. 

 Sepala lateralia adscendentia, erecto-patentia, elongata, lineari-filiformia. 



